CN215470718U

CN215470718U - General installation positioner of improved generation semitrailer air suspension axle

Info

Publication number: CN215470718U
Application number: CN202121908212.1U
Authority: CN
Inventors: 王聪; 聂建军; 龚勤兵; 杨熙; 段瑞端; 田朝阳
Original assignee: Hubei Haili Metal Automobile Co ltd
Current assignee: Hubei Haili Metal Automobile Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-01-11
Anticipated expiration: 2031-08-16

Abstract

The utility model provides a general mounting and positioning device for an improved air suspension axle of a semitrailer, which comprises a cross beam pipe, wherein the cross beam pipe is divided into two parts, a supporting pipe is welded between the two parts of the cross beam pipe, a row of welding pipes are welded on the outer side of the cross beam pipe, I-shaped steel is welded at the outer end of each welding pipe, sliding grooves are formed in two ends of the I-shaped steel, a first supporting plate capable of moving along the direction of a channel of the I-shaped steel is arranged in each sliding groove, two groups of supporting plates capable of adjusting the distance from left to right are arranged on the positioning device in a screw transmission mode, so that when the positioning device is used for positioning frames with various wheel pitches, the adjustable use is realized, the flexibility and the practicability are improved, the front clamping plate and the rear clamping plate are driven to clamp the ends of the front clamping plate and the rear clamping plate by utilizing the self-gravity generated when an auxiliary frame is placed on the positioning device, the end clamping structure is designed more skillfully, and the operation is convenient.

Description

General installation positioner of improved generation semitrailer air suspension axle

Technical Field

The utility model relates to the technical field of semi-trailer manufacturing, in particular to a general mounting and positioning device for an improved semi-trailer air suspension axle.

Background

According to the regulations of GB 7258-2017, the rear axle of the dangerous cargo transport truck with the total mass of more than or equal to 12000kg, all dangerous cargo transport half-crashes and the three-axle railing type and bin-railing type semitrailers are provided with air suspensions. The air suspension is more and more selected to be used in the current semitrailer transportation industry, whether the wheel base and the suspension height meet the technical requirements or not when the air suspension is installed is a key factor for determining the driving of the semitrailer, the current domestic air suspension products are numerous in types and different in specifications, an axle is divided into a round axle and a square axle, the size difference is large, the existing air suspension positioning device is generally designed only for a certain product or a certain manufacturer product, when the semitrailer manufacturer uses other types or products of other manufacturers, various air suspension positioning devices need to be manufactured, and the capital waste is caused.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an improved universal mounting and positioning device for an air suspension axle of a semitrailer, which can be flexibly positioned according to semitrailer frames with different wheel tracks by adopting a screw rod adjusting mode and saves the cost.

The technical scheme includes that the general mounting and positioning device for the improved air suspension axle of the semitrailer comprises two cross beam pipes, supporting pipes are welded between the two cross beam pipes, a row of welding pipes are welded on the outer sides of the cross beam pipes, I-shaped steel is welded at the outer ends of the welding pipes, sliding grooves are formed in two ends of the I-shaped steel, a first supporting plate capable of moving along the direction of the sliding grooves is arranged in each sliding groove, a second supporting plate located between the two first supporting plates is welded in the middle of the top surface of each cross beam pipe, a connecting rod located below the cross beam pipe is welded between the first supporting plate on the front side and the first supporting plate on the rear side, two screw rods are mounted in the I-shaped steel on the front side through bearings, and the front end of each connecting rod penetrates through the screw rods.

Preferably, the inner ends of the screw rods are provided with hand wheels positioned in the middle of the I-shaped steel, the hand wheels at the inner ends of the two screw rods are arranged adjacent to each other, and the two hand wheels are positioned in the middle.

Preferably, the top ends of the first supporting plate and the second supporting plate are provided with hub grooves at the same height, and the hub grooves are provided with bolt grooves along the profile trend.

Preferably, the supporting pipe is provided with a front spring rod and a rear spring rod, and the top ends of the two spring rods are provided with arc plates which are bent upwards and have the bending height larger than the top surface of the beam pipe.

Preferably, the end part of the cross beam pipe is welded with a long plate, the middle part of the long plate is provided with an adjusting groove, the two ends of the long plate are provided with clamping plates through the adjusting groove, the cross beam pipe is provided with a through hole communicated with the pipe cavity of the cross beam pipe, a steel wire penetrates into the cross beam pipe from the through hole, one end of the steel wire is connected to the bottom surface of the arc plate, and the other end of the steel wire is connected to the bottom surface of the clamping plate.

Compared with the prior art, the utility model has the advantages that two groups of supporting plates capable of adjusting the distance left and right are arranged on the positioning device in a screw transmission mode, so that when the positioning device is used for positioning the frames with various wheel pitches, the positioning device can be used in an adjustable mode, the flexibility and the practicability are improved, the universality is improved, and the cost is saved. The front and rear clamping plates are driven by the self-gravity generated when the auxiliary frame is placed on the device to clamp the end heads of the front and rear clamping plates, so that the end clamping structure is designed more ingeniously when the auxiliary frame is positioned, and the operation is convenient.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of part A of FIG. 1;

FIG. 3 is a schematic front plan view of the present invention, taken from FIG. 1;

fig. 4 is a structural schematic diagram of the present invention from a bottom view.

In the figure: 1. a beam tube; 11. a through hole; 2. supporting a pipe; 21. a spring lever; 22. an arc plate; 3. welding a pipe; 4. i-shaped steel; 41. a chute; 42. a first support plate; 43. a second support plate; 44. a hub groove; 45. a bolt slot; 5. a connecting rod; 6. a screw; 7. a hand wheel; 8. an elongated plate; 81. an adjustment groove; 82. a splint; 9. a steel wire.

Detailed Description

The technical solutions of the present invention will be described in detail and fully with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments, but not all embodiments, of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., appear based on the directions or positional relationships shown in the drawings, which are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed in a specific direction and operation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 4, the improved universal mounting and positioning device for air suspension axles of semitrailers provided by this embodiment includes a cross beam tube 1, the cross beam tube 1 includes two portions, a support tube 2 is welded between the two portions of the cross beam tube 1, a row of welding tubes 3 are welded on the outer side of the cross beam tube 1, i-beams 4 are welded on the outer ends of the welding tubes 3, sliding grooves 41 are formed at two ends of the i-beams 4, first support plates 42 capable of moving along the channel direction of the sliding grooves 41 are arranged in the sliding grooves 41, a second support plate 43 located between the two first support plates 42 is welded in the middle of the top surface of the cross beam tube 1, a connecting rod 5 located below the cross beam tube 1 is welded between the first support plates 42 on the front side and the first support plates 42 on the rear side, two screw rods 6 are mounted in the i-beams 4 on the front side through bearings, and the front ends of the connecting rod 5 penetrate through the screw rods 6.

In this embodiment, the sub-frame is first placed on the positioning frame formed by the cross beam tube 1 and the support tube 2, and the two ends of the wheel axle on the sub-frame are respectively placed on the first support plate 42 and the second support plate 43, if the distance between the wheel axles is not consistent with the positions of the first support plate 42 and the second support plate 43, in order to make the wheel axle capable of being adjustably supported, the hand wheel 7 is held by hand to rotate the screw rod 6, so that the connecting rod 5 drives the first support plate 42 to perform displacement adjustment on the i-steel 4, and thus the distance between the first support plate 42 and the second support plate 43 is adjusted to be consistent with the distance between the two wheel axles on the sub-frame, and the device is more flexible in use.

In one embodiment: the inner ends of the screw rods 6 are provided with hand wheels 7 positioned in the middle of the I-shaped steel 4, the hand wheels 7 at the inner ends of the two screw rods 6 are arranged adjacent to each other, and the two hand wheels 7 are positioned in the middle, so that an operator can operate the two screw rods 6 to rotate when the hand-wheel type screw driver is in the same position during use.

In one embodiment: the top of first backup pad 42 and second backup pad 43 is seted up at the wheel hub groove 44 on same height, has seted up bolt groove 45 along its profile trend on the wheel hub groove 44, utilizes wheel hub groove 44 can directly block the heterotypic class wheel hub's of vice carriage wheel spindle tip outer end, according to the national standard requirement, still can with the bolt card that the wheel hub outer end outwards stretches out in bolt groove 45 to prevent that vice carriage from leading to wheel hub rotatory when welding air hangs, and influence the upper end that the air hung and wheel hub structure and carry out normal connection.

In one embodiment: two spring beam 21 around being equipped with on the pillar 2, two spring beam 21 tops are equipped with the kickup and the crooked arc 22 that highly is greater than beam pipe 1 top surface, make this positioner's middle part form a pressure-bearing mechanism that comprises spring beam 21 and arc 22, make vice car frame when putting on the locating rack, can press on arc 22, and lead to arc 22 downstream, make the sub vehicle frame reach the purpose of buffering formula blanking, noise abatement.

In one embodiment: the welding of the tip of the crossbeam pipe 1 has long boards 8, the middle part of the long board 8 has been seted up the adjustment tank 81, there are splint 82 at the both ends of the long board 8 through the adjustment tank 81, set up the through-hole 11 communicating with its lumen on the crossbeam pipe 1, it has the steel wire 9 to run through to the crossbeam pipe 1 by the through-hole 11, the one end of the steel wire 9 is connected on the bottom surface of the arc board 22, the other end is connected on the bottom surface of splint 82, utilize the sub vehicle frame to the down-force that produces the arc board 22 when putting on the locating rack, make the arc board 22 when pushing down the action, still utilize the steel wire 9 to stimulate two splint 82 and move in opposite directions, thereby the end of sub vehicle frame is pressed tightly fixedly, make the air hang when welding to the sub vehicle frame, the sub vehicle frame can not rock back and forth, when two splint 82 in this clamping structure act, directly utilized the self gravity that the sub vehicle frame produced when placing to this device, the structural design is ingenious, The operation is convenient.

The above-described embodiments of the present invention will further explain the objects, aspects, and advantages of the present invention in detail. It should be understood that the above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. It should be understood that any modifications, equivalents, improvements and the like, which come within the spirit and principle of the utility model, may occur to those skilled in the art and are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a general installation positioner of improved generation semitrailer air suspension axle, its characterized in that includes crossbeam pipe (1), crossbeam pipe (1) is two, two the crossbeam pipe (1) between the welding have prop up pipe (2), the outside of crossbeam pipe (1) all welds one row of welded tube (3), the outer end welding of welded tube (3) has I-steel (4), spout (41) have been seted up at the both ends of I-steel (4), be equipped with in spout (41) and follow the first backup pad (42) of its channel direction removal, the welding of the top surface middle part of crossbeam pipe (1) has second backup pad (43) that are located between two first backup pad (42), the welding has between the first backup pad (42) of front side and the first backup pad (42) of rear side to be located crossbeam pipe (1) below, two screw rods (6) are installed through the bearing in the I-steel (4) of front side), the front end of the connecting rod (5) penetrates through the screw rod (6).

2. The improved universal mounting and positioning device for the air suspension axle of the semitrailer according to claim 1, wherein hand wheels (7) located in the middle of the I-shaped steel (4) are arranged at the inner ends of the screw rods (6), the hand wheels (7) at the inner ends of the two screw rods (6) are arranged adjacently, and the two hand wheels (7) are both located in the middle.

3. The improved universal mounting and positioning device for the air suspension axle of the semitrailer according to claim 2, characterized in that the top ends of the first supporting plate (42) and the second supporting plate (43) are provided with hub grooves (44) at the same height, and the hub grooves (44) are provided with bolt grooves (45) along the profile direction.

4. The improved universal mounting and positioning device for the air suspension axle of the semitrailer according to claim 3, characterized in that the supporting tube (2) is provided with a front spring rod (21) and a rear spring rod (21), and the top ends of the two spring rods (21) are provided with arc plates (22) which are bent upwards and have the bending height larger than the top surface of the beam tube (1).

5. The improved universal mounting and positioning device for the air suspension axle of the semitrailer according to claim 4 is characterized in that an elongated plate (8) is welded at the end of the beam pipe (1), an adjusting groove (81) is formed in the middle of the elongated plate (8), clamping plates (82) are arranged at two ends of the elongated plate (8) through the adjusting groove (81), a through hole (11) communicated with a pipe cavity of the beam pipe (1) is formed in the beam pipe (1), a steel wire (9) penetrates into the beam pipe (1) from the through hole (11), one end of the steel wire (9) is connected to the bottom surface of the arc plate (22), and the other end of the steel wire is connected to the bottom surface of the clamping plate (82).